15
PICTURE 1-20
PICTURE 1-21
1.7 RESOLVING CONNECTION ISSUES
There are several hardware-related situations which can prevent the DVR’s port from being
properly forwarded. The presence of multiple routers or the routers not featuring UPnP or
DMZ are the two most common issues.
DETERMINE THE NUMBER OF ROUTERS ON THE NETWORK
If there is more than one router between the DVR and the Internet it will block communication
to and from your system. To find out the number of routers on your network, you will need to
download a FREE router detection program.
STEP 1. Go to http://www.pcwintech.
com/shanes-toolbox
STEP 2. Click on Detect Multiple
Routers to begin the download.
STEP 3. Unzip the application to install it.
STEP 4. Click on the detect_routers
application to run it.